Everton fear midfielder Tim Cahill could miss their next three games with the calf strain he picked up against Sporting Lisbon.

They face champions Manchester United at Goodison Park On Saturday and Tottenham at White Hart Lane eight days later, with a Europa League last-32 return meeting with Sporting Lisbon in Portugal in between.

Injury blow: Tim Cahill could miss three important games

Marouane Fellaini has already been ruled out for six months by manager David Moyes.